The XM8 is a developmental United States military project name and designation for a lightweight and reliable assault rifle system that was under full scale development by the U.S. Army from the late 1990s through the early 2000s.
The AK-47 (Kalashnikov's assault rifle, model of the year 1947, in English Avtomat Kalashnikova 1947) is an assault rifle operated by gas that was frequently used by numerous Eastern bloc nations during and throughout the Cold War.
The SOF Combat Assault Rifle, or SCAR, is made by Fabrique Nationale (FN) for the elite U.S. Special Operations Command (SOCOM). The SCAR is a modular rifle made to satisfy the unique and specific requirements of the SCAR competition.
INSAS (an abbreviation of Indian National Small Arms System) is a family of infantry arms consisting of an assault rifle, a light machine gun and a carbine. It is manufactured by the Indian State Ordnance Factory Board at its Ishapore factory. The Insas Assault Rifle is now the standard infantry weapon of the Indian Armed Forces.